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Computer Number Systems(Binary;Octal;Hexa;Decimal) Theory & Conversion Techniques Chapter - 5 Video Lecture | Crash Course for SSC CGL (Hindi)

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FAQs on Computer Number Systems(Binary;Octal;Hexa;Decimal) Theory & Conversion Techniques Chapter - 5 Video Lecture - Crash Course for SSC CGL (Hindi)

1. What are the different number systems discussed in the article?
Ans. The article discusses four number systems: binary, octal, hexadecimal, and decimal.
2. How do you convert a binary number to a decimal number?
Ans. To convert a binary number to a decimal number, multiply each digit of the binary number by the corresponding power of 2 and then add the results together.
3. What is the purpose of using octal and hexadecimal number systems?
Ans. Octal and hexadecimal number systems are commonly used in computer programming and digital systems. They provide a more compact way of representing binary numbers and make it easier to work with large numbers.
4. How do you convert a decimal number to a binary number?
Ans. To convert a decimal number to a binary number, divide the decimal number by 2 repeatedly and write down the remainders in reverse order. The binary number is formed by the sequence of remainders.
5. Can you provide an example of converting a hexadecimal number to a decimal number?
Ans. Sure! Let's convert the hexadecimal number "2A" to a decimal number. The digit '2' in hexadecimal is equivalent to 2 in decimal, and 'A' is equivalent to 10. So, the decimal equivalent of "2A" is (2 * 16) + 10 = 42.
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Computer Number Systems(Binary;Octal;Hexa;Decimal) Theory & Conversion Techniques Chapter - 5 Video Lecture | Crash Course for SSC CGL (Hindi)

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